Cross-shaped steel joint

The utility model relates to a cross-shaped steel joint, and belongs to the technical field of steel structure connecting joints. Comprising a cross-shaped fixing part, the cross-shaped fixing part comprises a cross-shaped fixed inner stiffening plate, an outer ring of the inner stiffening plate is fixed with an end plate, the end plate is provided with a bolt hole, a square steel tube is nested in the cross-shaped fixing part, and a connecting part in bolt connection with the inner cross-shaped fixing part is arranged outside the square steel tube; a fish scale plate is arranged between the cross-shaped fixed inner rib plates and comprises four side faces arranged in a square mode, the two side faces of the fish scale plate are fixed to the two cross-shaped fixed inner rib plates respectively, and the other two side faces of the fish scale plate are fixed to the inner side faces of the two adjacent end plates respectively. According to the cross-shaped steel joint, the fish scale plates are additionally arra